Gem Sound CDM-150 Mixer "gemsound" Questions

I'm looking for a gemsound CDM-150 mixer user manual (instruction book). Can you help me find the user manual for a Gemsound CDM-150 mixer? Here is the website for Gemsound: ...

...play  hi My name is Jonathan but I'm DJ's that's means that When you put it an cd's on your Gemsound CD tray that is mean that it's won't played it error cd's it's might be scratch or damage ...

...from wear and tear or its just defected from the manufacture, if you have warranty send it to Gemsound so they can replace the defected peace.